Finding the Fourth Proportional to 5,662,631.67, 8,487,358.71 and 3,235,485.21
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Solution
The fourth proportional to 5,662,631.67, 8,487,358.71 and 3,235,485.21 is: 4,849,463.14
Step by Step Solution
- Step 1: Write the proportion equation
5,662,631.67 : 8,487,358.71 = 3,235,485.21 : x - Step 2: Convert to fraction form
5,662,631.67/8,487,358.71 = 3,235,485.21/x - Step 3: Cross multiply
5,662,631.67x = 8,487,358.71 × 3,235,485.21 - Step 4: Simplify right side
5,662,631.67x = 27,460,723,578,169.68 - Step 5: Solve for x
x = 27,460,723,578,169.68/5,662,631.67 - Step 6: Final answer
x = 4,849,463.14
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.